Vulnerability-Lookup

GHSA-6X24-83HX-XQW8

Vulnerability from github – Published: 2022-05-24 22:28 – Updated: 2022-05-24 22:28

Details

NHIServiSignAdapter fails to verify the length of digital credential files’ path which leads to a heap overflow loophole. Remote attackers can use the leak to execute code without privilege.

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2020-25843"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-787"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-12-31T08:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "NHIServiSignAdapter fails to verify the length of digital credential files\u2019 path which leads to a heap overflow loophole. Remote attackers can use the leak to execute code without privilege.",
  "id": "GHSA-6x24-83hx-xqw8",
  "modified": "2022-05-24T22:28:20Z",
  "published": "2022-05-24T22:28:20Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-25843"
    },
    {
      "type": "WEB",
      "url": "https://www.twcert.org.tw/tw/cp-132-4271-951cd-1.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2020-25843 (GCVE-0-2020-25843)

Vulnerability from cvelistv5 – Published: 2020-12-31 07:45 – Updated: 2024-09-16 18:28

Title

CHANGING Inc. NHIServiSignAdapter Windows Versions - Heap Overflow

Summary

NHIServiSignAdapter fails to verify the length of digital credential files’ path which leads to a heap overflow loophole. Remote attackers can use the leak to execute code without privilege.

Severity

8.1 (High)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-122 - Heap-based Buffer Overflow

Assigner

twcert CNA under the mitre root

CNA scorecard B 82/100 over 98 records in the last 180 days details

References

1 reference

URL	Tags
https://www.twcert.org.tw/tw/cp-132-4271-951cd-1.html	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
CHANGING Inc.	NHIServiSignAdapter	Affected: 1.0.20.0218

Date Public

2020-12-31 00:00

Credits

DEVCORE

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T15:40:36.954Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.twcert.org.tw/tw/cp-132-4271-951cd-1.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "platforms": [
            "Windows"
          ],
          "product": "NHIServiSignAdapter",
          "vendor": "CHANGING Inc.",
          "versions": [
            {
              "status": "affected",
              "version": "1.0.20.0218"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "DEVCORE"
        }
      ],
      "datePublic": "2020-12-31T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "NHIServiSignAdapter fails to verify the length of digital credential files\u2019 path which leads to a heap overflow loophole. Remote attackers can use the leak to execute code without privilege."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-122",
              "description": "CWE-122 Heap-based Buffer Overflow",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-12-31T07:45:46.000Z",
        "orgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e",
        "shortName": "twcert"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.twcert.org.tw/tw/cp-132-4271-951cd-1.html"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Update to version 1.0.20.1109"
        }
      ],
      "source": {
        "advisory": "TVN-202012002",
        "discovery": "EXTERNAL"
      },
      "title": "CHANGING Inc. NHIServiSignAdapter Windows Versions - Heap Overflow",
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "AKA": "TWCERT/CC",
          "ASSIGNER": "cve@cert.org.tw",
          "DATE_PUBLIC": "2020-12-31T07:14:00.000Z",
          "ID": "CVE-2020-25843",
          "STATE": "PUBLIC",
          "TITLE": "CHANGING Inc. NHIServiSignAdapter Windows Versions - Heap Overflow"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "NHIServiSignAdapter",
                      "version": {
                        "version_data": [
                          {
                            "platform": "Windows",
                            "version_affected": "=",
                            "version_value": "1.0.20.0218"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "CHANGING Inc."
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "DEVCORE"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "NHIServiSignAdapter fails to verify the length of digital credential files\u2019 path which leads to a heap overflow loophole. Remote attackers can use the leak to execute code without privilege."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-122 Heap-based Buffer Overflow"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.twcert.org.tw/tw/cp-132-4271-951cd-1.html",
              "refsource": "MISC",
              "url": "https://www.twcert.org.tw/tw/cp-132-4271-951cd-1.html"
            }
          ]
        },
        "solution": [
          {
            "lang": "en",
            "value": "Update to version 1.0.20.1109"
          }
        ],
        "source": {
          "advisory": "TVN-202012002",
          "discovery": "EXTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e",
    "assignerShortName": "twcert",
    "cveId": "CVE-2020-25843",
    "datePublished": "2020-12-31T07:45:46.167Z",
    "dateReserved": "2020-09-23T00:00:00.000Z",
    "dateUpdated": "2024-09-16T18:28:28.082Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

GHSA-6X24-83HX-XQW8

CVE-2020-25843 (GCVE-0-2020-25843)

Tags

Sightings

Nomenclature

Related by attack behaviour